<template>
    <el-container class="home-container">
      <!-- 头部区域 -->
      <el-header>
        <div>
          <img src="../assets/heima.png" alt="">
          <span>电商后台管理系统</span>
        </div>
        <el-button type="info" @click="logout">退出</el-button></el-header>
      <!-- 页面主体 -->
      <el-container>
        <!-- 侧边栏 -->
        <el-aside width="200px">
          <!-- 侧边栏菜单区域 -->
           <el-menu
                background-color="#333744"
                text-color="#fff"
                active-text-color="#409EFF"
                :unique-opened="true"
                :router="true"
                >
                <!-- 一级菜单 -->
                <el-submenu :index="item.id + ''" v-for="item in menuList" :key="item.id">
                  <!-- 一级菜单模板 -->
                  <template slot="title">
                    <!-- 图标 -->
                    <i :class="icons[item.id]"></i>
                    <!-- 文本 -->
                    <span>{{item.authName}}</span>
                  </template>
                  <!-- 二级菜单 -->
                  <el-menu-item :index="'/' + subItem.path" v-for="subItem in item.children" :key="subItem.id">
                    <template slot="title">
                      <!-- 图标 -->
                      <i class="el-icon-location"></i>
                      <!-- 文本 -->
                      <span>{{subItem.authName}}</span>
                    </template>
                  </el-menu-item>
                </el-submenu>
              </el-menu>
        </el-aside>
        <!-- 右侧内容 -->
        <el-main>
          <router-view></router-view>
        </el-main>
      </el-container>
    </el-container>
</template>

<script>
export default {
  data() {
    return {
      // 左侧菜单数据
      menuList: [],
      icons: {
        125: 'iconfont icon-user',
        103: 'iconfont icon-tijikongjian',
        102: 'iconfont icon-shangpin',
        101: 'iconfont icon-danju',
        145: 'iconfont icon-baobiao'
      }
    }
  },
  created() {
    this.getMenuList()
  },
  methods: {
    logout() {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    // 获取所有菜单
    async getMenuList() {
      const { data: res } = await this.$http.get('menus')
      // console.log(res)
      if (res.meta.status !== 200) return this.$message.error('res.meta.msg')
      this.menuList = res.data
    }
  }
}
</script>

<style lang="less" scoped>
  .el-header{
    background-color: #333744;
    display: flex;
    justify-content: space-between;
    padding-left: 0;
    padding-right: 0;
    color: #fff;
    font-size: 30px;
    >div{
      display: flex;
      align-items: center;
      span{
        margin-left: 15px;
      }
    }
  }
  .el-aside{
    background-color: #333744;
  }
  .el-main{
    background-color: #EAEDF1;
  }
  .home-container{
    height: 100%;
  }
  .iconfont{
    margin-right: 10px;
  }
  .el-menu{
    border:none ;
  }
</style>
